why we provide plastic sheet under lean concrete/pcc.?




Answers were Sorted based on User's Feedback



why we provide plastic sheet under lean concrete/pcc.?..

Answer / muthukumar

Firstly your question is not specfic any how we have
certain minimum standards to follow as per standard.

1.Usually incase of Concrete screed (Floors) laid above the
plastic sheet beacuse to prevent the concrete in direct
contact with soil which may have some active chemical will
directly react with concrete and alter its property.

2.Specially at foundation where the capillary rise of water
is there plastic sheet or layer sand is used to reduce the
capillary rise of water into the structure

Is This Answer Correct ?    30 Yes 3 No

why we provide plastic sheet under lean concrete/pcc.?..

Answer / neel

to make shuttering water tight. whilw concreeting cement
slurry wastege is more through shuttering to prevent that
polythene sheet is used.

Is This Answer Correct ?    3 Yes 13 No

Post New Answer




More Civil Engineering Interview Questions

what is compressive strength of concrete?

5 Answers  


How much steel required for only ground floor of 1600 Sq foot.Having general structure ?

1 Answers   Alpine,


Please tell me 1 Sqm Steel 14mm center to center .200,.200

2 Answers   Al Shalawi,


give me the mix proportion for design mix concrete M10 grade 1:4:8

13 Answers   Gammon, IOCL, SDG, STUP Consultants Pvt Ltd, PSL, Simplee,


how should we take soil sample for CBR test?

1 Answers  






How much does it cost for a R.C.C cover slab of size (450mmX 600mmx 100mm) double rf net given in feets using hand mix concrete?

0 Answers   ADK,


what are the basic parameters considered in designing a pavement?

5 Answers  


HOE TO YOU PLAN TO ACCHIEVE THE GOALS?

0 Answers  


types of concrete?

8 Answers  


Please tell me present is code no for steel structure work. Thanks.

2 Answers  


Construction joint of beam & slab is provided at––

1 Answers   Construction,


how can calculate material in 1:1.5:3 ratio in concrete

0 Answers  






Categories
  • Civil Engineering Interview Questions Civil Engineering (4642)
  • Mechanical Engineering Interview Questions Mechanical Engineering (3703)
  • Electrical Engineering Interview Questions Electrical Engineering (15783)
  • Electronics Communications Interview Questions Electronics Communications (2638)
  • Chemical Engineering Interview Questions Chemical Engineering (762)
  • Aeronautical Engineering Interview Questions Aeronautical Engineering (79)
  • Bio Engineering Interview Questions Bio Engineering (30)
  • Metallurgy Interview Questions Metallurgy (95)
  • Industrial Engineering Interview Questions Industrial Engineering (199)
  • Instrumentation Interview Questions Instrumentation (2883)
  • Automobile Engineering Interview Questions Automobile Engineering (171)
  • Mechatronics Engineering Interview Questions Mechatronics Engineering (41)
  • Marine Engineering Interview Questions Marine Engineering (62)
  • Power Plant Engineering Interview Questions Power Plant Engineering (170)
  • Engineering AllOther Interview Questions Engineering AllOther (1335)